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4 CHANNEL FULL RANNGE CLASS D USER MANUAL Installation Instructions | Owner’s Manual Due to continuous improvement of the product, specifications are subject to change without notice.
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1. AMPLIFIERS’ SPECIFICATION 1-1. AMPLIFIER Load Voltage & THD 4ohm 14.4 volts & 1% 4 x 200 Watts 2ohm 14.4 volts & 1% 4 x 400 Watts 4ohm (Bridged) 2 x 350 Watts Working Voltage 10 ~ 16Volts Frequency Response 20Hz ~ 30KHz Signal to Noise Ratio <...
In case you install the amplifier by yourself, please read owner’s manual very carefully before your installation Please take all steps into consideration or, you can have DB Drive or DB Research’s authorized dealer to check installation and set your car audio systems.
Ground 3-4. SPEAKER CONNECTION DB Drive recommends to use minimum 12 gauge speaker connecting cables. Run 12 gauge speaker connecting cables from your speakers to amplifier’s mounting location. Keep speaker cables away from the power cables and amplifier’s input cables. Use grommets anywhere the cables have to pass through the holes in the metal frame or sheet metal.
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EX4 AMPLIFIER SPEAKER CONNECTION DIAGRAM 1 8 ~ 2 ohms 8 ~ 2 ohms 8 ~ 2 ohms 8 ~ 2 ohms EX4 working voltage is 10 ~ 16volts EX4 minimum working impedance is 2ohm in stereo or 4ohm bridged. EX4 AMPLIFIER SPEAKER CONNECTION DIAGRAM 2 8 ~ 2 ohms 8 ~ 2 ohms...
4. TROUBLE SHOOTING NO SOUND ( NO OUTPUT ) 1) Please check all connections, cables’ routing, short and voltage at amplifier and headunit. 2) Please check built-in or external fuses, If it is blown, please repalce with new one. 3) Please check whether speakers work well, you can test speakers by connecting to another amplifiers. PROTECTION 1) Please check overload, overheat ( thermal ) , short, voltage and DC offset.
LIMITED WARRANTY Euphoria warrants any products purchased in the U.S.A. from an authorized Euphoria dealer. All products are warranted to be free from defects in material and workmanship under normal use and service for a period of two (2) years when the unit is installed by an authorized Euphoria dealer.
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